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1. 发明专利

JP2012078507A Optical waveguide element 有权
标题翻译：光学元件
公开(公告)号：JP2012078507A
公开(公告)日：2012-04-19
申请号：JP2010222695
申请日：2010-09-30
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： FUJINO TETSUYA , JINRIKI TAKASHI , ICHIOKA MASAYUKI
IPC分类号： G02F1/035 , G02B6/12
摘要： PROBLEM TO BE SOLVED: To provide an optical waveguide element capable of suppressing degradation in optical characteristics of signal light that propagates in a main substrate made into a thin plate and improving optical characteristics of the product.SOLUTION: The optical waveguide element comprises: an optical waveguide substrate comprising a substrate having an electro-optic effect and a thickness of 30 μm or less and an optical waveguide formed therein; and a reinforcing substrate joined with an adhesive layer to the optical waveguide substrate. A buffer layer is formed on a face in the reinforcing substrate side of the optical waveguide substrate, in a portion where the optical waveguide is formed, and further a light-absorbing film is formed so as to cover the buffer layer, in the reinforcing substrate side of the optical waveguide substrate.
摘要翻译：要解决的问题：提供一种光波导元件，其能够抑制在制成薄板的主衬底中传播的信号光的光学特性的劣化，并提高产品的光学特性。解决方案：光波导元件包括：光波导基板，包括具有电光效应和30μm以下的厚度的基板和形成在其中的光波导; 以及与粘合剂层接合到光波导基板的增强基板。在光波导基板的增强基板侧的面上形成有缓冲层，在形成有光波导的部分形成有缓冲层，在增强基板上形成有遮光缓冲层的光吸收膜一侧的光波导基板。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2007101641A Optical modulator and method of manufacturing same 审中-公开
标题翻译：光学调制器及其制造方法
公开(公告)号：JP2007101641A
公开(公告)日：2007-04-19
申请号：JP2005288276
申请日：2005-09-30
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： JINRIKI TAKASHI , KONDO KATSUTOSHI , SAITO TSUTOMU
IPC分类号： G02F1/035
CPC分类号： G02F1/035 , G02F1/2255 , G02F2201/066 , G02F2201/127 , G02F2202/28 , G02F2203/21
摘要： PROBLEM TO BE SOLVED: To provide an optical modulator using a thin plate having the thickness of of ≤20 μm, wherein a conductive film preventing defects such as a resonance phenomenon of a microwave and pyroelectric effect in a substrate can stably be held, and to provide the method of manufacturing the same. SOLUTION: The optical modulator includes the thin plate (10) which is made of a material having electrooptical effect and has the thickness of ≤20 μm, an optical waveguide (11) formed on the surface or backside of the thin plate, modulation electrodes (13, 14) which are formed on the top surface of the thin plate and modulate light passing in the optical waveguide, a reinforcement plate (16) joined to the backside of the thin plate and the conductive film (17) formed continuously from a flank of the thin plate to a flank of the reinforcing plate. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种使用厚度为≤20μm的薄板的光学调制器，其中可以稳定地保持防止诸如微波的共振现象和基板中的热电效应的缺陷的导电膜，并提供其制造方法。解决方案：光调制器包括由具有电光效应并具有≤20μm厚度的材料制成的薄板（10），形成在薄板的表面或背面上的光波导（11）调制电极（13,14），其形成在薄板的顶表面上，并且调制通过光波导的光;连接到薄板背面的加强板（16）和连续形成的导电膜（17）从薄板的侧面到加强板的侧面。版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2006276577A Optical waveguide element 有权
标题翻译：光学元件
公开(公告)号：JP2006276577A
公开(公告)日：2006-10-12
申请号：JP2005097156
申请日：2005-03-30
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： SUGANO SHINSUKE , MIYAZAKI TOKUICHI , JINRIKI TAKASHI
IPC分类号： G02F1/035 , G02B6/12
摘要： PROBLEM TO BE SOLVED: To adjust the zero point of an optical waveguide element by controlling the area of contact between a phase adjusting substance and an optical waveguide without providing a control part to a buffer layer. SOLUTION: The optical waveguide element has a plurality of optical waveguides 2a and 2b formed on a substrate 10 and is configured so that propagated lights of the plurality of optical waveguides 2a and 2b interfere or couple with each other. The refractive index adjusting substance 11 is mounted on a portion of the optical waveguide 2a and a portion of an outer edge of the refractive index adjusting substance 11 is in contact with a fluid control member 12 provided on the substrate 10. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：通过控制相位调整物质和光波导之间的接触面积而不向缓冲层提供控制部分来调整光波导元件的零点。解决方案：光波导元件具有形成在基板10上的多个光波导2a和2b，并且被配置为使得多个光波导2a和2b的传播光彼此干涉或耦合。折射率调节物质11安装在光波导2a的一部分上，折射率调节物质11的外缘的一部分与设置在基板10上的流体控制部件12接触。版权所有：（C）2007，JPO＆INPIT

4. 发明专利

JP2003075791A Optical modulator 有权
标题翻译：光学调制器
公开(公告)号：JP2003075791A
公开(公告)日：2003-03-12
申请号：JP2001271581
申请日：2001-09-07
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： AKIZUKI KATSUYA , YAMADA MANABU , JINRIKI TAKASHI , SUGAMATA TORU
IPC分类号： G02F1/035
摘要： PROBLEM TO BE SOLVED: To provide an optical modulator in which the occurrence of a bias microjump phenomenon is prevented and the fluctuation in an instantaneous control voltage is made less.
SOLUTION: The modulator is provided with a substrate 1 which is made of a material having an electrooptical effect, optical waveguides 2 formed on the substrate and electrodes 5 and 6 which are formed on the substrate to modulate the strength of the light beams that pass through a portion of the substrate and are applied with a DC voltage. The electrodes are constituted of a signal electrode 5 and ground electrodes 6. Electrifying preventing treatment 7 is provided in the vicinity of the electrodes 6 and in the edge portions of the substrate 1.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供防止发生偏压微小突发现象并且使瞬时控制电压的波动较小的光学调制器。解决方案：调制器设置有由具有电光效应的材料制成的基板1，形成在基板上的光波导2和形成在基板上的电极5和6，以调制通过的光束的强度衬底的一部分并施加直流电压。电极由信号电极5和接地电极6构成。在电极6附近和基板1的边缘部分设置防止放电处理7。

5. 发明专利

JP2012027499A Optical modulator 有权
标题翻译：光学调制器
公开(公告)号：JP2012027499A
公开(公告)日：2012-02-09
申请号：JP2011233285
申请日：2011-10-24
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： KONDO KATSUTOSHI , ICHIOKA MASAYUKI , JINRIKI TAKASHI , SUGAMATA TORU , ICHIKAWA JUNICHIRO
IPC分类号： G02F1/035 , G02B6/12
CPC分类号： G02F1/035 , G02B2006/12145 , G02B2006/12147 , G02F2001/212
摘要： PROBLEM TO BE SOLVED: To provide an optical modulator capable of suppressing the loss of an optical modulator and deterioration of an extinction ratio by effectively separating radiation light from propagation light or removing the radiation light therefrom in the optical modulator.SOLUTION: This optical modulator includes: a thin plate formed of X-cut crystals of lithium niobate and having the thickness of 20 μm or less; an optical waveguide formed on the surface or backside of the thin plate; and a modulation electrode formed on the surface of the thin plate for modulating the light passing through the optical waveguide. The optical waveguide includes: a multiplexing part where a plurality of optical waveguide portions are multiplexed; and a high refractive-index region, where the refractive index is higher than that of the thin plate, disposed at least one side face of an outgoing waveguide from the multiplexing part to the end. The length of the outgoing waveguide from the multiplexing part to the thin plate end is 2000-4000 μm, and the distance from the high-refractive-index region to the center of the outgoing waveguide is set to 0.5-3 times larger than the propagation light mode diameter of the outgoing waveguide.
摘要翻译：解决的问题：提供一种能够通过在光调制器中有效地分离来自传播光的辐射光或从其中去除辐射光来提供能够抑制光学调制器的损失和消光比的劣化的光学调制器。解决方案：该光调制器包括：由铌酸锂的X切割晶体形成的厚度为20μm或更小的薄板; 形成在薄板的表面或背面上的光波导; 以及形成在薄板的表面上用于调制通过光波导的光的调制电极。光波导包括：复用多个光波导部分的复用部分; 以及高折射率区域，其中所述折射率高于所述薄板的折射率区域，所述高折射率区域设置在从复用部分到末端的出射波导的至少一个侧面。从多路复用部分到薄板端的输出波导的长度为2000-4000μm，从高折射率区到输出波导的中心的距离设定为传播波长的传播距离的0.5-3倍出射波导的光模直径。版权所有（C）2012，JPO＆INPIT

6. 发明专利

JP2006276519A Waveguide type optical device 有权
标题翻译：波导型光学器件
公开(公告)号：JP2006276519A
公开(公告)日：2006-10-12
申请号：JP2005096448
申请日：2005-03-29
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： JINRIKI TAKASHI , KURIHARA MASANAO
IPC分类号： G02F1/035 , G02B6/12
摘要： PROBLEM TO BE SOLVED: To provide a waveguide type optical device, using a substrate including a part of ≤20 μm in thickness, which is free of breakage of the substrate and peeling of a polarizing means, such as a metal film breaking off the substrate and has a high yield and high productivity. SOLUTION: The optical waveguide type optical device, which has the substrate 1 of ≤20 μm in thickness having electro-optical effects, an optical waveguide 2 formed on the top surface of the substrate, and a control electrode (not illustrated) for controlling light waves to be propagated in the optical waveguide 3 and also has a reinforcing plate 11 jointed to the reverse surface of the substrate 1 is characterized in that the polarizing means 10, formed of a metal film or high-refractive-index film, is provided between the substrate 1 and reinforcing plate 11. Preferably, the polarizing means 10 is jointed to only the reinforcing plate 11. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种波导型光学器件，使用不含基片破损的厚度为≤20μm的基板和偏光装置的剥离等的基板，例如金属膜断裂并且具有高产率和高生产率。解决方案：具有电光效应≤20μm的基板1的光波导型光学器件，形成在基板的顶表面上的光波导2和控制电极（未示出）用于控制在光波导3中传播的光波，并且还具有连接到基板1的反面的加强板11，其特征在于，由金属膜或高折射率膜形成的偏振装置10，设置在基板1和加强板11之间。优选地，偏振装置10仅连接到加强板11.版权所有（C）2007，JPO＆INPIT

7. 发明专利

JP2006276518A Optical modulator 有权
标题翻译：光学调制器
公开(公告)号：JP2006276518A
公开(公告)日：2006-10-12
申请号：JP2005096447
申请日：2005-03-29
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： KONDO KATSUTOSHI , ISHIKAWA YASUHIRO , JINRIKI TAKASHI , OIKAWA SATORU , ICHIOKA MASAYUKI , ICHIKAWA JUNICHIRO
IPC分类号： G02F1/035
CPC分类号： G02F1/0311 , G02F1/035 , G02F1/225 , G02F2201/08
摘要： PROBLEM TO BE SOLVED: To provide an optical modulator using a thin plate, which has S/N of output light improved. SOLUTION: The optical modulator includes a thin film 1 which is made of materials having an electro-optical effect and has a thickness of ≤20μm, an optical waveguide 4 formed on a front or rear face of the thin plate, and a modulation electrode which is formed on the front face of the thin plate and modulates light passing in the optical waveguide. In the optical modulator, a stray light removal means 10 is disposed in or in proximity to the thin plate. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种使用具有提高输出光的S / N的薄板的光学调制器。解决方案：光调制器包括由具有电光效应并且具有≤20μm的厚度的材料制成的薄膜1，形成在薄板的前表面或后表面上的光波导4和调制电极，其形成在薄板的正面上并调制通过光波导的光。在光学调制器中，杂散光去除装置10设置在薄板中或附近。版权所有（C）2007，JPO＆INPIT

8. 发明专利

JP2007272122A Optical control element 审中-公开
标题翻译：光控元件
公开(公告)号：JP2007272122A
公开(公告)日：2007-10-18
申请号：JP2006100527
申请日：2006-03-31
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： YAMAMOTO FUTOSHI , KANEHARA YUUKI , JINRIKI TAKASHI , ICHIKAWA JUNICHIRO
IPC分类号： G02F1/035
摘要： PROBLEM TO BE SOLVED: To provide an optical control element which suppresses insertion loss more than before and operates with a lower driving voltage. SOLUTION: The optical control element having a crystal substrate 1 having electrooptic effect, an optical waveguide 2 formed on the substrate, and a modulating electrode for modulating light passing through the optical waveguide is characterized in that an infrared transparent conductive film 12 made of composite oxide of Ti and In is used for at least one of a signal electrode 3 and a ground electrode 4 constituting the modulating electrode. Preferably, at least one of the signal electrode 3 and ground electrode 4 has an at least two-layered structure consisting of the infrared transparent conductive film and a metal film. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种比以前更大地抑制插入损耗的光控制元件，并以较低的驱动电压进行操作。解决方案：具有电光效应的晶体基板1，形成在基板上的光波导2和用于调制通过光波导的光的调制电极的光控制元件的特征在于，制成红外线透明导电膜12 Ti和In的复合氧化物用于构成调制电极的信号电极3和接地电极4中的至少一个。优选地，信号电极3和接地电极4中的至少一个具有由红外线透明导电膜和金属膜构成的至少两层结构。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2007079465A Optical control element and its manufacturing method 审中-公开
标题翻译：光控元件及其制造方法
公开(公告)号：JP2007079465A
公开(公告)日：2007-03-29
申请号：JP2005270605
申请日：2005-09-16
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： ISHIKAWA YASUHIRO , JINRIKI TAKASHI , ICHIKAWA JUNICHIRO
IPC分类号： G02F1/035
摘要： PROBLEM TO BE SOLVED: To provide an optical control element with high productivity and its manufacturing method by preventing a thin plate and an electrode on the thin plate from being broken in a polishing process for a substrate, a wafer heating process, and further a substrate cutting process etc., when the optical control element using the substrate which is made thin is manufactured. SOLUTION: The manufacturing method for the optical control element which has a thin plate 1 of ≤50 μm in thickness formed of the substrate having electrooptical effect, an optical waveguide formed on the thin plate, and electrodes 3 and 4 for control which modulates an optical wave propagated in the optical waveguide is characterized in that when the electrodes for control are formed on the substrate, a protection electrode 12 is formed of the same material with the electrode for control on a substrate surface except the electrodes for control. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种高生产率的光学控制元件及其制造方法，通过防止薄板上的薄板和电极在基板的研磨工艺，晶片加热工艺和进一步进行基板切割处理等，当制造使用薄的基板的光学控制元件时。解决方案：具有由具有电光效应的基板形成的厚度≤50μm的薄板1的光控制元件的制造方法，形成在薄板上的光波导以及用于控制的电极3和4 调制在光波导中传播的光波的特征在于，当在基板上形成用于控制的电极时，保护电极12由与用于控制的电极以外的基板表面上的用于控制的电极相同的材料形成。版权所有（C）2007，JPO＆INPIT

10. 发明专利

JP2006301612A Optical modulator 有权
标题翻译：光学调制器
公开(公告)号：JP2006301612A
公开(公告)日：2006-11-02
申请号：JP2006081452
申请日：2006-03-23
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： KONDO KATSUTOSHI , ICHIOKA MASAYUKI , JINRIKI TAKASHI , SUGAMATA TORU , ICHIKAWA JUNICHIRO
IPC分类号： G02F1/035
摘要： PROBLEM TO BE SOLVED: To provide an optical modulator capable of effectively separating the radiation light and propagation light in the optical modulator or removing the radiation light, and suppressing the loss of the optical modulator and the deterioration of an extinction ratio. SOLUTION: The optical modulator including a thin sheet of ≤20 μm in thickness formed of a material having an electrooptic effect, an optical waveguide formed on the front surface or the rear surface of the thin sheet and a modulating electrode formed on the front surface of the thin sheet to modulate the light passing the inside of the optical waveguide is characterized in that the optical waveguide has a multiplexing section to multiplex a plurality of the optical waveguide portions and has a shielding means for shielding a part of the radiation light. More preferably, the shielding means is a recessed part or a through-hole formed in the thin sheet and the distance closest to the waveguide is 5 to 10 μm and the length in the direction perpendicular to the waveguide is ≥0.5 times the fiber diameter. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够有效地分离光调制器中的辐射光和传播光或去除辐射光并抑制光调制器的损失和消光比的劣化的光调制器。解决方案：光调制器包括由具有电光效应的材料形成的厚度≤20μm的薄片，形成在薄片的前表面或后表面上的光波导和形成在薄膜上的调制电极所述薄片的前表面调制通过所述光波导内部的光，其特征在于，所述光波导具有多路复用多个所述光波导路部分的多路复用部分，并且具有用于屏蔽所述辐射光的一部分的屏蔽装置。更优选地，屏蔽装置是形成在薄片中的凹部或通孔，最靠近波导的距离为5至10μm，并且垂直于波导的方向的长度为纤维直径的≥0.5倍。版权所有（C）2007，JPO＆INPIT

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